Single Fiber Electromyography

From Anvita Health Wiki

Contents 1 Indications 2 Clinical-significance 3 Procedure 4 More General Terms 5 References

Indications

• neuromuscular disease

• myasthenia gravis
• Eaton-Lambert syndrome

Clinical-significance

• abnormalities are found in neuromuscular diseases, myasthenia gravis, Eaton-Lambert syndrome & others

Procedure

• single fiber techniques record variation in single potentials in individual fibers
• usual macro EMG techniques measure the summated electrical activity of all fibers of a motor unit

More General Terms

• electromyography (EMG)

References

1. Harrison's Principles of Internal Medicine, 13th ed. Companion Handbook, Isselbacher et al (eds), McGraw-Hill Inc. NY, 1995, pg 694-95

single-fiber electromyography (EMG)